Home / 2,911.48-4,016.94-1,669.24

Finding the Fourth Proportional to 2,911.48, 4,016.94 and 1,669.24

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Solution

The fourth proportional to 2,911.48, 4,016.94 and 1,669.24 is: 2,303.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.48 : 4,016.94 = 1,669.24 : x
  2. Step 2: Convert to fraction form
    2,911.48/4,016.94 = 1,669.24/x
  3. Step 3: Cross multiply
    2,911.48x = 4,016.94 × 1,669.24
  4. Step 4: Simplify right side
    2,911.48x = 6,705,236.93
  5. Step 5: Solve for x
    x = 6,705,236.93/2,911.48
  6. Step 6: Final answer
    x = 2,303.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.